The radius of a cylindrical cistern i...

The radius of a cylindrical cistern is 10 metres and its height is 15 metres. Initially the cistern is empty. We start filling the cistern with water through a pipe whose diameter is 50 cm. Water is coming out of the pipe with a velocity of 5 m/sec. How many minutes will it take in filling the cistern with water? (a) 20 (b) 40 (c) 60 (d) 80

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S CHAND IIT JEE FOUNDATION-VOLUME AND SURFACE AREA -Section B (Question Bank - 27)

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